7JPC

Self-assembly of a 3D DNA crystal lattice (4x6 duplex version) containing the J7 immobile Holliday junction

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	ALS BEAMLINE 5.0.2
Synchrotron site	ALS
Beamline	5.0.2
Temperature [K]	100
Detector technology	PIXEL
Collection date	2017-04-15
Detector	DECTRIS PILATUS3 6M
Wavelength(s)	0.92
Spacegroup name	P 32
Unit cell lengths	68.017, 68.017, 54.047
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	58.900 - 3.100
R-factor	0.1834
Rwork	0.180
R-free	0.21320
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	5vy6
RMSD bond length	0.007
RMSD bond angle	1.169
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER
Refinement software	REFMAC (5.8.0131)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	58.900	50.000	3.150
High resolution limit [Å]	3.100	8.400	3.100
Rmerge	0.077	0.053	0.505
Rmeas	0.085	0.059	0.577
Rpim	0.037	0.025	0.274
Number of reflections	3716	250	78
<I/σ(I)>	7.6
Completeness [%]	73.2	98	34.4
Redundancy	4.7	5.3	3.7
CC(1/2)	0.978	0.997	0.875

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		298	0.5 mL of 0.05 M Cacodylate pH 6.5 with 1.0 mM spermine, 2.0 mM CoH18N6, 30 mM CaCl2, and 2.0 M LiCl was added to the reservoir with 2 uL added to the drop containing 4 uL of DNA stock